Organic Fertilizers & Amendments

Our Organic Fertilizers & Amendments collection includes liquid, powdered, and dry crumble products formulated for outdoor farming, greenhouse gardening and indoor hydroponic growing. Made in the USA. Click HERE to view our fertilizer feeding charts.
GROW XL Organic Dry Fertilizer NPK 6-10-1
GROW XL Organic Dry Fertilizer NPK 6-10-1
On sale from $14.99
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Complete Organic Fertilizer Starter Kit
Complete Organic Fertilizer Starter Kit
On sale from $89
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Ultimate Fulvic Organic Plant Amendment
Ultimate Fulvic Organic Plant Amendment
From $19.99
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organic fertilizer & amendments for hydroponic & greenhouse gardening
Organic Gardening Essentials Fertilizer & Amendments Pack
$76 $59
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KRAZY K+ 0-0-9 Organic Liquid Plant Fertilizer
KRAZY K+ 0-0-9 Organic Liquid Plant Fertilizer
From $19.99
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Suite Seaweed Organic Plant Amendment
Suite Seaweed Organic Plant Amendment
From $21
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Magic Microbes Organic Liquid Plant Amendment
Magic Microbes Organic Liquid Plant Amendment
From $19.99
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MAG-nitude 4% Mg Organic Plant Amendment
MAG-nitude 4% Mg Organic Plant Amendment
From $19.99
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HoopHouse Green House Grow Kit
HoopHouse Green House Grow Kit
$906 $769
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Ultimate Humates Organic Powdered Soil Amendment
Ultimate Humates Organic Powdered Soil Amendment
From $29.99
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Ultimate Humates Organic Liquid Soil Amendment
Ultimate Humates Organic Liquid Soil Amendment
From $19.99
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Ultra Mag 1% Mg Organic Plant Amendment
Ultra Mag 1% Mg Organic Plant Amendment
From $19.99
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GROW XL 6-10-1 Sample Bag
GROW XL 6-10-1 Sample Bag
Sold Out
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